<%@ page language="java" contentType="text/html; charset=utf-8"
    pageEncoding="utf-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>Insert title here</title>
</head>
<body>
<!-- 使用通配符调用指定名称的方法 -->
<a href="opt_add.do">add</a><br/>
<a href="opt_delete.do">delete</a><br/>
<a href="opt_update.do">update</a><br/>
<hr/>
<!-- 动态方法调用指定名称的方法 -->
<a href="opt1.do">execute</a><br/>
<a href="opt1!add.do">add</a><br/>
<a href="opt1!delete.do">delete</a><br/>
<a href="opt1!update.do">update</a><br/>
</body>
</html>